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UPD72042 Datasheet(PDF) 2 Page - NEC

Part # UPD72042
Description  LSI DEVICES FOR Inter Equipment BusTM (IEBusTM) PROTOCOL CONTROL
PDF  92 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

UPD72042 Datasheet(HTML) 2 Page - NEC

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µPD72042
2
Data Sheet S14870EJ1V0DS00
PIN CONFIGURATION (TOP VIEW)
• 16-pin plastic SOP (9.53 mm (375))
µPD72042GT
Note
Parentheses indicate the state corresponding to two-wire serial I/O mode.
AVDD
: Main power supply for IEBus (connected to the VDD pin)
BUS–, BUS+ : IEBus I/O
C/D
: Command/data switch input
CS
: Chip select input
GND
: Ground
IRQ
: Interrupt request output
NC
: No connection
RESET
: Reset input
SCK
: Serial clock input
SEL
: Serial mode selection
SI
: Serial data input
SIO
: Serial data I/O
SO
: Serial data output
TEST
: Test input (connected to the VDD pin)
VDD
: Main power supply
XI, XO
: System clock
1
2
3
4
5
6
7
8
VDD
TEST
RESET
CS
SEL
AVDD
BUS
+
BUS
−
16
15
14
13
12
11
10
9
SCK
SI(SIO)
Note
SO(NC)
Note
IRQ
C/D
XI
XO
GND



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